The Duke and Duchess of Cambridge with their son Prince George arrive at Chapel Royal in St James's Palace, ahead of the christening of the three month-old Prince George of Cambridge by the Archbishop of Canterbury in central London.

ALTERNATE CROPThe Duke of Cambridge arrives, holding his son Prince George, at Chapel Royal in St James's Palace, ahead of the christening of the three month-old Prince George of Cambridge by the Archbishop of Canterbury in central London.

The Duchess of Cambridge carries her son Prince George after his christinening at the Chapel Royal in St James's Palace by the Archbishop of Canterbury in central London.

EDS NOT RECROPPED VERSION LON109 Britain's Prince William, holds his son Prince George as they arrive at the Chapel Royal in St James's Palace in London, for the christening of the three month-old Prince Wednesday Oct. 23, 2013. The 3-month-old future monarch, Prince George will be christened Wednesday with water from the River Jordan at a rare four-generation gathering of the royal family in London. (AP Photo/John Stillwell/Pool)

Queen Elizabeth II and the Duke of Edinburgh talk to the Archbishop of Canterbury as they arrive at Chapel Royal in St James's Palace, central London for the christening of Prince George of Cambridge.

Queen Elizabeth II speaks with the Duke and Duchess of Cambridge as they arrive at Chapel Royal in St James's Palace, central London, with their son three month-old Prince George of Cambridge, ahead of his christening.

The Duchess of Cambridge carries her son Prince George as she leaves the Chapel Royal in St James's Palace with the Duke of Cambridge following the christening of the prince by the Archbishop of Canterbury (right) in central London.

The Duchess of Cambridge carries her son Prince George alongside the Duke of Cambridge, following the christening of the Prince at the Chapel Royal in St James's Palace by the Archbishop of Canterbury in central London.

Godmother Emilia Jardine-Paterson arrives for the christening of Prince George at St James Palace, London

The Duchess of Cambridge carries her son Prince George after his christinening at the Chapel Royal in St James's Palace by the Archbishop of Canterbury in central London.

Royal fans wait outside St James's Palace, in the hope of catching a glimpse of members of the British royal family who will be attending the christening of Prince George in London, Wednesday, Oct. 23, 2013. Prince William and his wife Kate have asked seven people to be godparents to their son, Prince George, who will be christened at a major royal family gathering Wednesday, palace officials said. (AP Photo/Alastair Grant)

Police officers monitor the small crowd of media and royal fans outside St James's Palace, as a member of the Grenadier Guards marches past in London, Wednesday, Oct. 23, 2013. Prince William and his wife Kate have asked seven people to be godparents to their son, Prince George, who will be christened at a major royal family gathering Wednesday, palace officials said. Queen Elizabeth II and her husband Prince Philip plan to attend the christening Wednesday at the Chapel Royal at St. James's Palace, along with Prince Charles, his wife Camilla, Prince Harry and other royals. (AP Photo/Alastair Grant)

Royal wellwishers gather and display their home made placards and greetings to the media, as they wait outside St James's Palace, for the christening of Britain's Prince George, in London, Wednesday, Oct. 23, 2013. Prince William and his wife Kate have asked seven people to be godparents to their son, Prince George, who will be christened at a major royal family gathering Wednesday, palace officials said. (AP Photo/Alastair Grant)

Royal Fan Terry Hutt shows off his card outside the gates of St James's Palace in London as he waits for the start of the christening of Prince George of Cambridge.

Royal Fan Terry Hutt shows off his signs outside the gates of St James's Palace in London as he waits for the start of the christening of Prince George of Cambridge.

Royal Fan William Willis in his home made coat outside the gates of St James's Palace in London waiting for the start of the christening of Prince George of Cambridge.

Members of the media begin to gather outside St James's Palace in London, Wednesday, Oct. 23, 2013. Britain's Prince George, son of Prince William and Kate Duchess of Cambridge and who is third in line to the throne will be christened in the Chapel Royal inside the palace Wednesday. (AP Photo/Alastair Grant)

EMBARGOED TO 0001 TUESDAY OCTOBER 8 The Christening of HRH Prince George of Cambridge 2013 UK Gold Proof Kilo Coin (left) worth 50,000 pounds and Silver Proof Kilo Coin (right) worth 2,600 pounds which has been struck to commemorate the christening of Prince George of Cambridge at the Royal Mint in Llantrisant, South Wales.

Peter Kerridge, the CEO of Premier Christian Radio, delivers a huge Christening card signed by 5,000 listeners to St James's Palace in central London, where three month old Prince George will be Christened tomorrow afternoon, at a private ceremony attended by family and friends.

Emilia Jardine-Paterson and husband David arrive at Chapel Royal in St James's Palace, central London for the christening of Prince George of Cambridge.

Jamie Lowther-Pinkerton and his wife leave the Chapel Royal in St James's Palace, central London, following the christening of Prince George by the Archbishop of Canterbury.

William van Cutsem with wife Rosie leaving the Chapel Royal in St James's Palace, central London, following the christening of Prince George by the Archbishop of Canterbury. PRESS ASSOCIATION Photo. Picture date: Wednesday October 23, 2013. See PA story ROYAL Christening. Photo credit should read: John Stillwell/PA Wire

Oliver Baker (centre) with partner Mel and Michael Tindall (right) arrive at Chapel Royal in St James's Palace, central London for the christening of Prince George of Cambridge.

Michael and Julia Samuel arrive with Earl Grosvenor (left to right) at Chapel Royal in St James's Palace, central London for the christening of Prince George of Cambridge.

Carole Middleton leaves the Chapel Royal in St James's Palace, central London, following the christening of Prince George by the Archbishop of Canterbury.

Prince Harry leaves the Chapel Royal in St James's Palace, central London, following the christening of Prince George by the Archbishop of Canterbury.

Pippa and James Middleton speak with the Archbishop of Canterbury as they arrive at Chapel Royal in St James's Palace, central London for the christening of Prince George of Cambridge. PRESS ASSOCIATION Photo. Picture date: Wednesday October 23, 2013. See PA story ROYAL Christening. Photo credit should read: John Stillwell/PA Wire

File photo dated 17/10/13 of a general view of the interior of the Chapel Royal at St James's Palace in central London, where Prince George of Cambridge will be christened.

File photo dated 17/10/13 of a general view of the interior of the Chapel Royal at St James's Palace in central London, where Prince George of Cambridge will be christened.

The Duchess Of Cambridge Catherine arrives at the christening of Prince George at St James Palace, London

The Duke and Duchess of Cambridge William and Catherine arrive for the christening of Prince George at St James Palace, London

Archbishop of Canterbury Justin Welby and his wife Caroline arriving at Chapel Royal in St James's Palace, ahead of the christening of the three month-old Prince George of Cambridge by the Archbishop of Canterbury in central London.

The Duke of Cambridge, Prince William arrives at the christening of Prince George at St James Palace, London